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// Copyright (c) 2023 Google LLC
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// https://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or https://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
use std::{fmt::Display, future::Future};
#[trait_variant::make(IntFactory: Send)]
pub trait LocalIntFactory {
const NAME: &'static str;
type MyFut<'a>: Future
where
Self: 'a;
async fn make(&self, x: u32, y: &str) -> i32;
fn stream(&self) -> impl Iterator<Item = i32>;
fn call(&self) -> u32;
fn another_async(&self, input: Result<(), &str>) -> Self::MyFut<'_>;
}
#[allow(dead_code)]
fn spawn_task(factory: impl IntFactory + 'static) {
tokio::spawn(async move {
let _int = factory.make(1, "foo").await;
});
}
#[trait_variant::make(GenericTrait: Send)]
pub trait LocalGenericTrait<'x, S: Sync, Y, const X: usize>
where
Y: Sync,
{
const CONST: usize = 3;
type F;
type A<const ANOTHER_CONST: u8>;
type B<T: Display>: FromIterator<T>;
async fn take(&self, s: S);
fn build<T: Display>(&self, items: impl Iterator<Item = T>) -> Self::B<T>;
}
#[trait_variant::make(Send + Sync)]
pub trait GenericTraitWithBounds<'x, S: Sync, Y, const X: usize>
where
Y: Sync,
{
const CONST: usize = 3;
type F;
type A<const ANOTHER_CONST: u8>;
type B<T: Display>: FromIterator<T>;
async fn take(&self, s: S);
fn build<T: Display>(&self, items: impl Iterator<Item = T>) -> Self::B<T>;
}
fn main() {}
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